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Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)
Separate Construction with Cylindrical 16-dia. Body
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Quick links OMRON IA Push Buttons / Indicator Lamps in your country.
Please contact Europe headquarters.
Ordering as a Set
The model number used to order sets of Units are given in the following tables. One set comprises the Selector, Switch and 2 Keys.
Solder Terminals
Rectangular Models
A165K-J
| Number of notches | Output | Reset method | Key release position | Model | |
| 2 notches | SPDT | Manual | ![]() | Left | A165K-J2ML-1 |
| Right | A165K-J2MR-1 | ||||
| Left and right | A165K-J2M-1 | ||||
| Automatic | ![]() | Left | A165K-J2AL-1 | ||
| DPDT | Manual | ![]() | Left | A165K-J2ML-2 | |
| Right | A165K-J2MR-2 | ||||
| Left and right | A165K-J2M-2 | ||||
| Automatic | ![]() | Left | A165K-J2AL-2 | ||
| 3 notches | DPDT | Manual | ![]() | Center | A165K-J3MC-2 |
| Right | A165K-J3MR-2 | ||||
| Left | A165K-J3ML-2 | ||||
| Left, right, and center | A165K-J3M-2 | ||||
Square Models
A165K-A
| Number of notches | Output | Reset method | Key release position | Model | |
| 2 notches | SPDT | Manual | ![]() | Left | A165K-A2ML-1 |
| Right | A165K-A2MR-1 | ||||
| Left and right | A165K-A2M-1 | ||||
| Automatic | ![]() | Left | A165K-A2AL-1 | ||
| DPDT | Manual | ![]() | Left | A165K-A2ML-2 | |
| Right | A165K-A2MR-2 | ||||
| Left and right | A165K-A2M-2 | ||||
| Automatic | ![]() | Left | A165K-A2AL-2 | ||
| 3 notches | DPDT | Manual | ![]() | Center | A165K-A3MC-2 |
| Right | A165K-A3MR-2 | ||||
| Left | A165K-A3ML-2 | ||||
| Left, right, and center | A165K-A3M-2 | ||||
Round Models
A165K-T
Ordering Individually
Selectors and Switches can be ordered separately. Combinations that are not available as sets can be created using individual Units. Also, store the parts as spares for maintenance and repairs.
Selectors
| Appearance | Number of notches | Reset method | Key release position | Model |
| Rectangular (A165K-J) ![]() | 2 notches | Manual | ![]() | A165K-J2ML |
![]() | A165K-J2MR | |||
![]() | A165K-J2M | |||
Automatic ![]() | ![]() | A165K-J2AL | ||
| 3 notches | Manual | ![]() | A165K-J3MC | |
![]() | A165K-J3MR | |||
![]() | A165K-J3ML | |||
![]() | A165K-J3M | |||
Automatic ![]() | ![]() | A165K-J3AC | ||
| Square (A165K-A) ![]() | 2 notches | Manual | ![]() | A165K-A2ML |
![]() | A165K-A2MR | |||
![]() | A165K-A2M | |||
Automatic ![]() | ![]() | A165K-A2AL | ||
| 3 notches | Manual | ![]() | A165K-A3MC | |
![]() | A165K-A3MR | |||
![]() | A165K-A3ML | |||
![]() | A165K-A3M | |||
Automatic ![]() | ![]() | A165K-A3AC | ||
| Round (A165K-T) ![]() | 2 notches | Manual | ![]() | A165K-T2ML |
![]() | A165K-T2MR | |||
![]() | A165K-T2M | |||
Automatic ![]() | ![]() | A165K-T2AL | ||
| 3 notches | Manual | ![]() | A165K-T3MC | |
![]() | A165K-T3MR | |||
![]() | A165K-T3ML | |||
![]() | A165K-T3M | |||
Automatic ![]() | ![]() | A165K-T3AC |
Switches
| Appearance | Classification | Model | |||
![]() | Switch | 2 notches | SPDT | Solder terminal | A16S-2N-1 |
| DPDT | A16S-2N-2 | ||||
| 3 notches | DPDT | A16S-3N-2 | |||
![]() | 2 notches | SPDT | PCB terminal | A16S-2N-1P | |
| DPDT | A16S-2N-2P | ||||
Switches with Screw-less Clamp
| Appearance | Classification | Model | Remarks | |||
![]() | Common to standard load and microload. | DPDT | 2 notches | Non-lighted | A16-2S | Common to ones for pushbutton switches. |
| 3 notches | A16S-3N-2LS | --- | ||||
Accessories and Tools (Optional)
Accessories
| Name | Appearance | Classification | Model | Remarks |
| Panel Plugs | ![]() | Rectangular | A16ZJ-3003 | Used for covering the panel cutouts for future panel expansion. Degree of protection: IP40 |
| Square | A16ZA-3003 | |||
| Round | A16ZT-3003 |
Tools
| Name | Appearance | Model | Applicable types | Remarks | ||||
| Pushbutton Switch | Knob-type Selector Switch | Key-type Selector Switch | Emergency Stop Switch | Indicator | ||||
| Screw Fitting | ![]() | A16Z-3004 | Yes | Yes | Yes | Yes | Yes | Convenient for ganged installation. |
| Extractor | ![]() | A16Z-5080 | Yes | Yes | Yes | Yes | Yes | Convenient for extracting the Lamp from a Solder-terminal Socket Unit. |
Key
| Appearance | Model |
![]() | A165K-KEY |
Note: Two Keys are provided.